>>james2+(OP)
Sublime Text developer here, thank you for all the praise! I'm looking forward to what we can accomplish this year. If you have any questions I'd be happy to answer.
>>ellis0+hK2
Support for syntaxes (and/or debuggers) are mostly provided by the community. Creating a syntax for your language shouldn't be that hard afaik. Just head over to https://discord.sublimetext.io to talk to the active community